CVE-2020-12284 Detail

Current Description

cbs_jpeg_split_fragment in libavcodec/cbs_jpeg.c in FFmpeg 4.2.2 has a heap-based buffer overflow during JPEG_MARKER_SOS handling because of a missing length check.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  9.8 CRITICAL
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19734 Exploit  Issue Tracking  Vendor Advisory 
https://github.com/FFmpeg/FFmpeg/commit/1812352d767ccf5431aa440123e2e260a4db2726 Patch  Third Party Advisory 
https://security.gentoo.org/glsa/202007-58
https://usn.ubuntu.com/4431-1/
https://www.debian.org/security/2020/dsa-4722

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write cwe source acceptance level NIST  

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Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-12284
NVD Published Date:
04/28/2020
NVD Last Modified:
07/28/2020
Source:
MITRE